JP2818034B2 - 多重室歯車ポンプ - Google Patents

多重室歯車ポンプ

Info

Publication number
JP2818034B2
JP2818034B2 JP7524662A JP52466295A JP2818034B2 JP 2818034 B2 JP2818034 B2 JP 2818034B2 JP 7524662 A JP7524662 A JP 7524662A JP 52466295 A JP52466295 A JP 52466295A JP 2818034 B2 JP2818034 B2 JP 2818034B2
Authority
JP
Japan
Prior art keywords
pump
gear
cavity
drive
fluid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP7524662A
Other languages
English (en)
Japanese (ja)
Other versions
JPH09507281A (ja
Inventor
ティム ジェイ アルザム
ポール エイ ジョンソン
Original Assignee
マイクロポンプ インコーポレイテッド
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by マイクロポンプ インコーポレイテッド filed Critical マイクロポンプ インコーポレイテッド
Publication of JPH09507281A publication Critical patent/JPH09507281A/ja
Application granted granted Critical
Publication of JP2818034B2 publication Critical patent/JP2818034B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C11/00—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations
    • F04C11/001—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations of similar working principle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/17—Ink jet characterised by ink handling
    • B41J2/175—Ink supply systems ; Circuit parts therefor
    • B41J2/17596—Ink pumps, ink valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C2/18—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with similar tooth forms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
    • F04C15/0061—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions
    • F04C15/0069—Magnetic couplings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2210/00—Fluid
    • F04C2210/24—Fluid mixed, e.g. two-phase fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Ink Jet (AREA)
  • Particle Formation And Scattering Control In Inkjet Printers (AREA)
JP7524662A 1994-03-22 1995-03-06 多重室歯車ポンプ Expired - Lifetime JP2818034B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/215,924 US5466131A (en) 1994-03-22 1994-03-22 Multiple-chamber gear pump with hydraulically connected chambers
US215,924 1994-03-22
US08/215,924 1994-03-22

Publications (2)

Publication Number Publication Date
JPH09507281A JPH09507281A (ja) 1997-07-22
JP2818034B2 true JP2818034B2 (ja) 1998-10-30

Family

ID=22804959

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7524662A Expired - Lifetime JP2818034B2 (ja) 1994-03-22 1995-03-06 多重室歯車ポンプ

Country Status (5)

Country Link
US (2) US5466131A (enExample)
EP (1) EP0787260B1 (enExample)
JP (1) JP2818034B2 (enExample)
DE (1) DE69533829T2 (enExample)
WO (1) WO1995025891A1 (enExample)

Families Citing this family (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE504185C2 (sv) * 1994-11-08 1996-12-02 Astra Ab Lagringsstabil vattenlösning för infusion av trombininhibitorer
US5539503A (en) * 1994-12-19 1996-07-23 Hewlett-Packard Company Magnetic drive for a liquid toner cartridge and the liquid supply system for the cartridge
US5702234A (en) * 1995-12-01 1997-12-30 Micropump, Inc. Fluid pump with bearing set having lubrication path
US6383210B1 (en) 2000-06-02 2002-05-07 Innercool Therapies, Inc. Method for determining the effective thermal mass of a body or organ using cooling catheter
US6719779B2 (en) 2000-11-07 2004-04-13 Innercool Therapies, Inc. Circulation set for temperature-controlled catheter and method of using the same
US6585752B2 (en) 1998-06-23 2003-07-01 Innercool Therapies, Inc. Fever regulation method and apparatus
US7287398B2 (en) * 2001-09-25 2007-10-30 Alsius Corporation Heating/cooling system for indwelling heat exchange catheter
US5905518A (en) * 1998-04-29 1999-05-18 Hewlett-Packard Company One shot air purge for replaceable ink supply
US6033193A (en) * 1998-05-27 2000-03-07 Micropump Corporation Single seal gear pump
US6142757A (en) * 1999-03-23 2000-11-07 Emerson Electric Co. Integral oil pump
JP2003502683A (ja) * 1999-06-21 2003-01-21 サラ リー／デーイー エヌ．ヴェー 濃縮物を計量された状態でホルダから配量するように構成された投与装置
US6523944B1 (en) * 1999-06-30 2003-02-25 Xerox Corporation Ink delivery system for acoustic ink printing applications
US6158997A (en) * 1999-06-30 2000-12-12 Fluid Management Gear pump
DE10009587A1 (de) * 2000-02-29 2001-08-30 Mannesmann Rexroth Ag Kompaktes elektrohydraulisches Motorpumpenaggregat
US7131826B1 (en) * 2002-11-21 2006-11-07 International Dispensing Corporation Blending pump assembly
US8303277B2 (en) * 2002-11-21 2012-11-06 International Dispensing Corporation Blending pump assembly
JP4402352B2 (ja) * 2002-12-24 2010-01-20 住友ゴム工業株式会社 押出機および押出方法
US7331770B2 (en) * 2003-01-14 2008-02-19 Oyaski Michael F Disposable two-stage pump
US7300453B2 (en) 2003-02-24 2007-11-27 Innercool Therapies, Inc. System and method for inducing hypothermia with control and determination of catheter pressure
JP2004314604A (ja) * 2003-03-31 2004-11-11 Seiko Epson Corp 摺動回転子内蔵型の容積ポンプを有する液体噴射装置
US7374272B2 (en) * 2003-03-31 2008-05-20 Seiko Epson Corporation Liquid ejecting apparatus
USD546876S1 (en) * 2003-05-09 2007-07-17 Ricoh Company, Ltd. Ink pouch for a printer ink cartridge
USD509242S1 (en) * 2003-05-09 2005-09-06 Ricoh Company, Ltd. Ink pouch for a printer ink cartridge
JP4029824B2 (ja) * 2003-10-31 2008-01-09 ブラザー工業株式会社 インクジェットプリンタ及びその制御方法
KR100561419B1 (ko) * 2004-02-21 2006-03-16 삼성전자주식회사 다중헤드기어펌프 및 이를 채용한 습식 화상형성장치
KR100561418B1 (ko) 2004-02-21 2006-03-16 삼성전자주식회사 다중헤드기어펌프 및 이를 채용한 습식 화상형성장치
EP2282059B1 (en) 2004-07-30 2017-01-25 Pulsafeeder, Inc. Gear pump with magnetic coupling assembly
US7267532B2 (en) * 2004-12-28 2007-09-11 Micropump, Inc., A Unit Of Idex Corporation Offset-drive magnetically driven gear-pump heads and gear pumps comprising same
US20060257267A1 (en) * 2005-05-13 2006-11-16 Wade Weiss Pump system for an automotive engine
US20070244437A1 (en) * 2006-03-31 2007-10-18 Luis Castillo Fluid delivery system with bulk container and pump assembly
WO2008030228A1 (en) * 2006-09-06 2008-03-13 International Dispensing Corporation Blending pump assembly
KR101902008B1 (ko) * 2007-08-30 2018-09-28 마이크로펌프, 아이엔씨. 내부 압력―흡수 부재를 포함한 펌프―헤드 및 펌프
US20090084813A1 (en) * 2007-10-02 2009-04-02 Jan Sun Chen Soap dispensing apparatus for counter-mounted automatic soap dispensor
DE102007054808A1 (de) * 2007-11-16 2009-05-20 Robert Bosch Gmbh Pumpenbaugruppe zur synchronen Druckbeaufschlagung von zwei Fluidkreisen
US8206134B2 (en) * 2008-06-02 2012-06-26 Maradyne Corporation Combined power pack unit
US8256384B2 (en) * 2009-07-31 2012-09-04 Cleantracks, Llc Multifunctional pet leash storage device
US8734139B2 (en) * 2010-07-01 2014-05-27 Micropump, Inc. Pumps and pump heads comprising volume-compensation feature
US8465133B2 (en) 2010-09-27 2013-06-18 Xerox Corporation Ink pump with fluid and particulate return flow path
EP2680730B1 (en) * 2011-03-04 2021-05-26 Simplehuman, LLC Soap dispensing units with anti-drip valve
CN104203058B (zh) 2012-02-08 2017-07-14 新璞修人有限公司 液体分配单元
USD699475S1 (en) 2013-02-28 2014-02-18 Simplehuman, Llc Soap pump
US20160281712A1 (en) * 2013-03-20 2016-09-29 Magna Powertrain Inc. Tandem electric pump
JP6212939B2 (ja) * 2013-03-25 2017-10-18 セイコーエプソン株式会社 紫外線硬化型インクジェット記録装置及びインクジェット記録方法
CN105526160A (zh) * 2014-10-16 2016-04-27 德昌电机(深圳)有限公司 齿轮泵
CN107000444B (zh) * 2014-11-12 2018-07-03 惠普发展公司，有限责任合伙企业 利用空气装填单元的打印机液体装填
US10076216B2 (en) 2015-02-25 2018-09-18 Simplehuman, Llc Foaming soap dispensers
USD770798S1 (en) 2015-02-25 2016-11-08 Simplehuman, Llc Soap pump
USD773848S1 (en) 2015-03-06 2016-12-13 Simplehuman, Llc Liquid dispenser cartridge
CA2922625C (en) 2015-03-06 2026-05-19 Simplehuman, Llc Foaming soap dispensers
CN106300722A (zh) * 2015-05-18 2017-01-04 德昌电机(深圳)有限公司 电机与电动泵
USD785970S1 (en) 2016-01-25 2017-05-09 Simplehuman, Llc Soap pump head
US10883497B2 (en) 2016-11-11 2021-01-05 Micropump, Inc., A Unit Of Idex Corporation Systems and methods of securing a compliant member in a pump
EP3403555B1 (en) 2017-03-17 2021-01-06 Simplehuman LLC Soap pump
USD818741S1 (en) 2017-03-17 2018-05-29 Simplehuman, Llc Soap pump
US11365731B2 (en) 2019-05-13 2022-06-21 Parker-Hannifin Corporation Compact dual-section gear pump
CN110273986A (zh) * 2019-06-13 2019-09-24 浙江宏昌电器科技股份有限公司 一种活动齿轮离合机构
USD936705S1 (en) 2020-02-14 2021-11-23 Parker-Hannifin Corporation Pump
USD962672S1 (en) 2020-08-26 2022-09-06 Simplehuman, Llc Dispenser
USD967650S1 (en) 2020-10-26 2022-10-25 Simplehuman, Llc Liquid dispenser
WO2022109707A1 (en) 2020-11-25 2022-06-02 Advancing Pump Technology Corp. Rotary gear pump with a centered drive gear
CA3147987A1 (en) 2021-02-05 2022-08-05 Simplehuman, Llc Push-pump for dispensing soap or other liquids
US11759060B2 (en) 2021-02-08 2023-09-19 Simplehuman, Llc Portable consumer liquid pump
MX2023009594A (es) 2021-02-26 2024-01-08 Ghsp Inc Motor electrico con doble bomba para proporcionar funciones de descarga y suministro.
US12504011B2 (en) * 2022-07-06 2025-12-23 Ghsp, Inc. Electric dual fluid pump having a single motor
TWI883928B (zh) * 2024-04-23 2025-05-11 石國義 契合同步水輪機

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2382042A (en) * 1943-02-24 1945-08-14 E D Etnyre & Co Positive displacement gear pump
US2750891A (en) * 1952-12-09 1956-06-19 Oliver Iron And Steel Corp Rotary power device of the rotary abutment type
US2931302A (en) * 1957-04-15 1960-04-05 Borg Warner Pump
US2931303A (en) * 1957-04-15 1960-04-05 Borg Warner Pump
US2965036A (en) * 1957-07-08 1960-12-20 Louis S Wood Automatic dual pump single-multiple stage low-high pressure fluid supply means
DE1134590B (de) * 1957-11-09 1962-08-09 Bosch Gmbh Robert Zahnradpumpe
US3272140A (en) * 1964-04-02 1966-09-13 Monsanto Chemicals Metering pump
GB1234889A (en) * 1969-10-29 1971-06-09 Ford Motor Co Rotary pump assembly
US4065235A (en) * 1976-06-01 1977-12-27 Tuthill Pump Company Gear pump
GB1579928A (en) * 1976-06-29 1980-11-26 Secretary Industry Brit Hydraulic machines
US4127365A (en) * 1977-01-28 1978-11-28 Micropump Corporation Gear pump with suction shoe at gear mesh point
US4320407A (en) * 1980-05-19 1982-03-16 Burroughs Corporation Fluid pump system for an ink jet printer
JPS5714053A (en) * 1980-06-30 1982-01-25 Sharp Corp Detecting apparatus for abnormally directed jet in ink jet printer
US4464668A (en) * 1981-12-22 1984-08-07 Ricoh Company, Ltd. Ink supply system of ink jet recording apparatus
FR2524575B1 (fr) * 1982-03-30 1986-02-28 Dba Pompe multiple a engrenages
JPS5924676A (ja) * 1982-07-31 1984-02-08 Sharp Corp インクジェットプリンタの気泡除去装置
DE4011846A1 (de) * 1990-04-12 1991-10-17 Bosch Gmbh Robert Aggregat zum foerdern von kraftstoff
US5027653A (en) * 1990-06-22 1991-07-02 Foran Jr Charles D Flowmeters having rotors with grooved bores and lands
GB9023552D0 (en) * 1990-10-30 1990-12-12 Domino Printing Sciences Plc A two-stage pump for a continuous ink jet printer
US5105911A (en) * 1991-04-02 1992-04-21 Dresser Industries, Inc. Gas meter counter unit lubrication system

Also Published As

Publication number Publication date
DE69533829D1 (de) 2005-01-05
EP0787260A1 (en) 1997-08-06
EP0787260B1 (en) 2004-12-01
DE69533829T2 (de) 2005-12-15
US5540569A (en) 1996-07-30
JPH09507281A (ja) 1997-07-22
WO1995025891A1 (en) 1995-09-28
US5466131A (en) 1995-11-14
EP0787260A4 (enExample) 1997-08-06

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